import React, { useEffect, useRef } from 'react'
import * as echarts from 'echarts';
import { Row, Col } from 'antd'
import ReactECharts from 'echarts-for-react';
import QRCode from 'qrcode'
type Props = {}

const Index = (props: Props) => {
	const box1 = useRef<HTMLDivElement>(null)
	const box2 = useRef<HTMLDivElement>(null)
	const can = useRef<HTMLCanvasElement>(null)
	const img = useRef<HTMLImageElement>(null)
	useEffect(() => {

		// 基于准备好的dom，初始化echarts实例
		var myChart = echarts.init(box1.current as HTMLDivElement);
		// 绘制图表
		myChart.setOption({
			title: {
				text: 'ECharts 入门示例'
			},
			tooltip: {},
			xAxis: {
				data: ['衬衫', '羊毛衫', '雪纺衫', '裤子', '高跟鞋', '袜子']
			},
			yAxis: {},
			series: [
				{
					name: '销量',
					type: 'bar',
					data: [5, 20, 36, 10, 10, 20]
				}
			]
		});
	}, [])

	useEffect(() => {
		var myChart = echarts.init(box2.current as HTMLDivElement);

		myChart.setOption({
			title: {
				text: 'Nightingale Chart',
				subtext: 'Fake Data',
				left: 'center'
			},
			tooltip: {
				trigger: 'item',
				formatter: '{a} <br/>{b} : {c} ({d}%)'
			},
			legend: {
				left: 'center',
				top: 'bottom',
				data: [
					'rose1',
					'rose2',
					'rose3',
					'rose4',
					'rose5',
					'rose6',
					'rose7',
					'rose8'
				]
			},
			toolbox: {
				show: true,
				feature: {
					mark: { show: true },
					dataView: { show: true, readOnly: false },
					restore: { show: true },
					saveAsImage: { show: true }
				}
			},
			series: [
				{
					name: 'Radius Mode',
					type: 'pie',
					radius: [20, 140],
					center: ['25%', '50%'],
					roseType: 'radius',
					itemStyle: {
						borderRadius: 5
					},
					label: {
						show: false
					},
					emphasis: {
						label: {
							show: true
						}
					},
					data: [
						{ value: 40, name: 'rose 1' },
						{ value: 33, name: 'rose 2' },
						{ value: 28, name: 'rose 3' },
						{ value: 22, name: 'rose 4' },
						{ value: 20, name: 'rose 5' },
						{ value: 15, name: 'rose 6' },
						{ value: 12, name: 'rose 7' },
						{ value: 10, name: 'rose 8' }
					]
				},
				{
					name: 'Area Mode',
					type: 'pie',
					radius: [20, 140],
					center: ['75%', '50%'],
					roseType: 'area',
					itemStyle: {
						borderRadius: 5
					},
					data: [
						{ value: 30, name: 'rose 1' },
						{ value: 28, name: 'rose 2' },
						{ value: 26, name: 'rose 3' },
						{ value: 24, name: 'rose 4' },
						{ value: 22, name: 'rose 5' },
						{ value: 20, name: 'rose 6' },
						{ value: 18, name: 'rose 7' },
						{ value: 16, name: 'rose 8' }
					]
				}
			]
		});
	}, [])

	const option1 = {
		title: {
			text: 'Stacked Line'
		},
		tooltip: {
			trigger: 'axis'
		},
		legend: {
			data: ['Email', 'Union Ads', 'Video Ads', 'Direct', 'Search Engine']
		},
		grid: {
			left: '3%',
			right: '4%',
			bottom: '3%',
			containLabel: true
		},
		toolbox: {
			feature: {
				saveAsImage: {}
			}
		},
		xAxis: {
			type: 'category',
			boundaryGap: false,
			data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
		},
		yAxis: {
			type: 'value'
		},
		series: [
			{
				name: 'Email',
				type: 'line',
				stack: 'Total',
				data: [120, 132, 101, 134, 90, 230, 210]
			},
			{
				name: 'Union Ads',
				type: 'line',
				stack: 'Total',
				data: [220, 182, 191, 234, 290, 330, 310]
			},
			{
				name: 'Video Ads',
				type: 'line',
				stack: 'Total',
				data: [150, 232, 201, 154, 190, 330, 410]
			},
			{
				name: 'Direct',
				type: 'line',
				stack: 'Total',
				data: [320, 332, 301, 334, 390, 330, 320]
			},
			{
				name: 'Search Engine',
				type: 'line',
				stack: 'Total',
				data: [820, 932, 901, 934, 1290, 1330, 1320]
			}
		]
	};
	// Schema:
	// date,AQIindex,PM2.5,PM10,CO,NO2,SO2
	const dataBJ = [
		[55, 9, 56, 0.46, 18, 6, 1],
		[25, 11, 21, 0.65, 34, 9, 2],
		[56, 7, 63, 0.3, 14, 5, 3],
		[33, 7, 29, 0.33, 16, 6, 4],
		[42, 24, 44, 0.76, 40, 16, 5],
		[82, 58, 90, 1.77, 68, 33, 6],
		[74, 49, 77, 1.46, 48, 27, 7],
		[78, 55, 80, 1.29, 59, 29, 8],
		[267, 216, 280, 4.8, 108, 64, 9],
		[185, 127, 216, 2.52, 61, 27, 10],
		[39, 19, 38, 0.57, 31, 15, 11],
		[41, 11, 40, 0.43, 21, 7, 12],
		[64, 38, 74, 1.04, 46, 22, 13],
		[108, 79, 120, 1.7, 75, 41, 14],
		[108, 63, 116, 1.48, 44, 26, 15],
		[33, 6, 29, 0.34, 13, 5, 16],
		[94, 66, 110, 1.54, 62, 31, 17],
		[186, 142, 192, 3.88, 93, 79, 18],
		[57, 31, 54, 0.96, 32, 14, 19],
		[22, 8, 17, 0.48, 23, 10, 20],
		[39, 15, 36, 0.61, 29, 13, 21],
		[94, 69, 114, 2.08, 73, 39, 22],
		[99, 73, 110, 2.43, 76, 48, 23],
		[31, 12, 30, 0.5, 32, 16, 24],
		[42, 27, 43, 1, 53, 22, 25],
		[154, 117, 157, 3.05, 92, 58, 26],
		[234, 185, 230, 4.09, 123, 69, 27],
		[160, 120, 186, 2.77, 91, 50, 28],
		[134, 96, 165, 2.76, 83, 41, 29],
		[52, 24, 60, 1.03, 50, 21, 30],
		[46, 5, 49, 0.28, 10, 6, 31]
	];
	const dataGZ = [
		[26, 37, 27, 1.163, 27, 13, 1],
		[85, 62, 71, 1.195, 60, 8, 2],
		[78, 38, 74, 1.363, 37, 7, 3],
		[21, 21, 36, 0.634, 40, 9, 4],
		[41, 42, 46, 0.915, 81, 13, 5],
		[56, 52, 69, 1.067, 92, 16, 6],
		[64, 30, 28, 0.924, 51, 2, 7],
		[55, 48, 74, 1.236, 75, 26, 8],
		[76, 85, 113, 1.237, 114, 27, 9],
		[91, 81, 104, 1.041, 56, 40, 10],
		[84, 39, 60, 0.964, 25, 11, 11],
		[64, 51, 101, 0.862, 58, 23, 12],
		[70, 69, 120, 1.198, 65, 36, 13],
		[77, 105, 178, 2.549, 64, 16, 14],
		[109, 68, 87, 0.996, 74, 29, 15],
		[73, 68, 97, 0.905, 51, 34, 16],
		[54, 27, 47, 0.592, 53, 12, 17],
		[51, 61, 97, 0.811, 65, 19, 18],
		[91, 71, 121, 1.374, 43, 18, 19],
		[73, 102, 182, 2.787, 44, 19, 20],
		[73, 50, 76, 0.717, 31, 20, 21],
		[84, 94, 140, 2.238, 68, 18, 22],
		[93, 77, 104, 1.165, 53, 7, 23],
		[99, 130, 227, 3.97, 55, 15, 24],
		[146, 84, 139, 1.094, 40, 17, 25],
		[113, 108, 137, 1.481, 48, 15, 26],
		[81, 48, 62, 1.619, 26, 3, 27],
		[56, 48, 68, 1.336, 37, 9, 28],
		[82, 92, 174, 3.29, 0, 13, 29],
		[106, 116, 188, 3.628, 101, 16, 30],
		[118, 50, 0, 1.383, 76, 11, 31]
	];
	const dataSH = [
		[91, 45, 125, 0.82, 34, 23, 1],
		[65, 27, 78, 0.86, 45, 29, 2],
		[83, 60, 84, 1.09, 73, 27, 3],
		[109, 81, 121, 1.28, 68, 51, 4],
		[106, 77, 114, 1.07, 55, 51, 5],
		[109, 81, 121, 1.28, 68, 51, 6],
		[106, 77, 114, 1.07, 55, 51, 7],
		[89, 65, 78, 0.86, 51, 26, 8],
		[53, 33, 47, 0.64, 50, 17, 9],
		[80, 55, 80, 1.01, 75, 24, 10],
		[117, 81, 124, 1.03, 45, 24, 11],
		[99, 71, 142, 1.1, 62, 42, 12],
		[95, 69, 130, 1.28, 74, 50, 13],
		[116, 87, 131, 1.47, 84, 40, 14],
		[108, 80, 121, 1.3, 85, 37, 15],
		[134, 83, 167, 1.16, 57, 43, 16],
		[79, 43, 107, 1.05, 59, 37, 17],
		[71, 46, 89, 0.86, 64, 25, 18],
		[97, 71, 113, 1.17, 88, 31, 19],
		[84, 57, 91, 0.85, 55, 31, 20],
		[87, 63, 101, 0.9, 56, 41, 21],
		[104, 77, 119, 1.09, 73, 48, 22],
		[87, 62, 100, 1, 72, 28, 23],
		[168, 128, 172, 1.49, 97, 56, 24],
		[65, 45, 51, 0.74, 39, 17, 25],
		[39, 24, 38, 0.61, 47, 17, 26],
		[39, 24, 39, 0.59, 50, 19, 27],
		[93, 68, 96, 1.05, 79, 29, 28],
		[188, 143, 197, 1.66, 99, 51, 29],
		[174, 131, 174, 1.55, 108, 50, 30],
		[187, 143, 201, 1.39, 89, 53, 31]
	];
	const lineStyle = {
		width: 1,
		opacity: 0.5
	};
	const option2 = {
		backgroundColor: '#161627',
		title: {
			text: 'AQI - Radar',
			left: 'center',
			textStyle: {
				color: '#eee'
			}
		},
		legend: {
			bottom: 5,
			data: ['Beijing', 'Shanghai', 'Guangzhou'],
			itemGap: 20,
			textStyle: {
				color: '#fff',
				fontSize: 14
			},
			selectedMode: 'single'
		},
		radar: {
			indicator: [
				{ name: 'AQI', max: 300 },
				{ name: 'PM2.5', max: 250 },
				{ name: 'PM10', max: 300 },
				{ name: 'CO', max: 5 },
				{ name: 'NO2', max: 200 },
				{ name: 'SO2', max: 100 }
			],
			shape: 'circle',
			splitNumber: 5,
			axisName: {
				color: 'rgb(238, 197, 102)'
			},
			splitLine: {
				lineStyle: {
					color: [
						'rgba(238, 197, 102, 0.1)',
						'rgba(238, 197, 102, 0.2)',
						'rgba(238, 197, 102, 0.4)',
						'rgba(238, 197, 102, 0.6)',
						'rgba(238, 197, 102, 0.8)',
						'rgba(238, 197, 102, 1)'
					].reverse()
				}
			},
			splitArea: {
				show: false
			},
			axisLine: {
				lineStyle: {
					color: 'rgba(238, 197, 102, 0.5)'
				}
			}
		},
		series: [
			{
				name: 'Beijing',
				type: 'radar',
				lineStyle: lineStyle,
				data: dataBJ,
				symbol: 'none',
				itemStyle: {
					color: '#F9713C'
				},
				areaStyle: {
					opacity: 0.1
				}
			},
			{
				name: 'Shanghai',
				type: 'radar',
				lineStyle: lineStyle,
				data: dataSH,
				symbol: 'none',
				itemStyle: {
					color: '#B3E4A1'
				},
				areaStyle: {
					opacity: 0.05
				}
			},
			{
				name: 'Guangzhou',
				type: 'radar',
				lineStyle: lineStyle,
				data: dataGZ,
				symbol: 'none',
				itemStyle: {
					color: 'rgb(238, 197, 102)'
				},
				areaStyle: {
					opacity: 0.05
				}
			}
		]
	};

	useEffect(() => {
		QRCode.toCanvas(can.current, 'http://www.baidu.com', function (error) {
			if (error) console.error(error)
			console.log('success!');
		})
	})

	useEffect(() => {
		QRCode.toDataURL('放假了 真好！！！！').then(url => {
			if (img.current)
				img.current.src = url;
		})
	}, [])

	return (
		<div>
			<Row>
				<Col span={8}>
					<div className='box' ref={box1}></div>
				</Col>
				<Col span={16}>
					<div className='box' ref={box2}></div>
				</Col>
			</Row>
			<Row>
				<Col span={8}>
					<ReactECharts option={option1} style={{ height: '600px' }} />
				</Col>

				<Col span={8}>
					<ReactECharts option={option2} style={{ height: '600px' }} />
				</Col>

				<Col span={8}>
					<img ref={img} width="100%" />
				</Col>
			</Row>
			<Row>
				<Col span={8}>
					<canvas ref={can}></canvas>
				</Col>
			</Row>
		</div>
	)
}

export default Index